6-119193769-T-C

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_005907.4(MAN1A1):​c.1326+8A>G variant causes a splice region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000522 in 1,590,838 control chromosomes in the GnomAD database, including 6 homozygotes. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0028 ( 4 hom., cov: 33)
Exomes 𝑓: 0.00028 ( 2 hom. )

Consequence

MAN1A1
NM_005907.4 splice_region, intron

Scores

2
Splicing: ADA: 0.00004433
2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.423
Variant links:
Genes affected
MAN1A1 (HGNC:6821): (mannosidase alpha class 1A member 1) This gene encodes a class I mammalian Golgi 1,2-mannosidase which is a type II transmembrane protein. This protein catalyzes the hydrolysis of three terminal mannose residues from peptide-bound Man(9)-GlcNAc(2) oligosaccharides and belongs to family 47 of glycosyl hydrolases. [provided by RefSeq, Jul 2012]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.8).
BP6
Variant 6-119193769-T-C is Benign according to our data. Variant chr6-119193769-T-C is described in ClinVar as [Benign]. Clinvar id is 723483.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAd4 at 4 gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
MAN1A1NM_005907.4 linkuse as main transcriptc.1326+8A>G splice_region_variant, intron_variant ENST00000368468.4 NP_005898.2 P33908-1
MAN1A1XM_005266986.5 linkuse as main transcriptc.1575+8A>G splice_region_variant, intron_variant XP_005267043.1
MAN1A1XM_011535833.3 linkuse as main transcriptc.759+8A>G splice_region_variant, intron_variant XP_011534135.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
MAN1A1ENST00000368468.4 linkuse as main transcriptc.1326+8A>G splice_region_variant, intron_variant 2 NM_005907.4 ENSP00000357453.3 P33908-1

Frequencies

GnomAD3 genomes
AF:
0.00275
AC:
419
AN:
152210
Hom.:
4
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00931
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00150
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000294
Gnomad OTH
AF:
0.00382
GnomAD3 exomes
AF:
0.000770
AC:
189
AN:
245486
Hom.:
3
AF XY:
0.000566
AC XY:
75
AN XY:
132512
show subpopulations
Gnomad AFR exome
AF:
0.00982
Gnomad AMR exome
AF:
0.000693
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000268
Gnomad OTH exome
AF:
0.000666
GnomAD4 exome
AF:
0.000284
AC:
408
AN:
1438510
Hom.:
2
Cov.:
26
AF XY:
0.000241
AC XY:
173
AN XY:
716804
show subpopulations
Gnomad4 AFR exome
AF:
0.00954
Gnomad4 AMR exome
AF:
0.000823
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000355
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000549
Gnomad4 OTH exome
AF:
0.000789
GnomAD4 genome
AF:
0.00277
AC:
422
AN:
152328
Hom.:
4
Cov.:
33
AF XY:
0.00250
AC XY:
186
AN XY:
74494
show subpopulations
Gnomad4 AFR
AF:
0.00936
Gnomad4 AMR
AF:
0.00150
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000294
Gnomad4 OTH
AF:
0.00378
Alfa
AF:
0.00116
Hom.:
2
Bravo
AF:
0.00325
Asia WGS
AF:
0.000866
AC:
3
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpDec 31, 2019- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.80
CADD
Benign
7.4
DANN
Benign
0.65
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000044
dbscSNV1_RF
Benign
0.0020
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs115216586; hg19: chr6-119514934; API